Marine fog horn



FIG. 1 is an isometric view of the marine fog horn assembly showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view of thereof;

FIG. 4 is bottom view thereof; and,

FIG. 5 is an isometric view in a plural assembly configuration thereof.

In FIG. 5, the broken line showing of a second marine fog horn depicts environmental subject matter and forms no part of the claim. 

The ornamental design for a marine fog horn, as shown and described. 